2 × 19 × 151 × 239

Prime Factor Structure

Factorization String 2 × 19 × 151 × 239

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,188,800

Proper Divisor Sum 817,418

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1371353 ← → #1371389

1 2 19 38 151 239 302 478 2,869 4,541 5,738 9,082 36,089 72,178 685,691 1,371,382

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

1,371,382 685,691 2,057,074 1,028,537 3,085,612 1,542,806 771,403 2,314,210 1,157,105 3,471,316 1,735,658 867,829 2,603,488 1,301,744 650,872 325,436 162,718 81,359 244,078 122,039 366,118 183,059 549,178 274,589 823,768 411,884 205,942 102,971 308,914 154,457 463,372 231,686 115,843 347,530 173,765 521,296 260,648 130,324 65,162 32,581 97,744 48,872 24,436 12,218 6,109 18,328 9,164 4,582 2,291 6,874 3,437 10,312 5,156 2,578 1,289 3,868 1,934 967 2,902 1,451

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.